SUSE-SU-2021:2042-1

    Dashboard / Vulnerabilities / SUSE-SU-2021:2042-1

    SUSE-SU-2021:2042-1

    Published: 18 Jun 2021Last Modified: 4 Feb 2026

    Summary: Security update for the Linux Kernel (Live Patch 37 for SLE 12 SP3)

    Details: This update for the Linux Kernel 4.4.180-94_138 fixes several issues. The following issues were fixed: - CVE-2021-33034: Fixed a use-after-free when destroying an hci_chan. This could lead to writing an arbitrary values (bsc#1186111). - CVE-2021-32399: Fixed a race condition when removing the HCI controller (bnc#1184611). - Fixed a regression with the last livepatch which caused a kernel warning during sysfs read (bsc#1186235).

    References: https://www.suse.com/support/update/announcement/2021/suse-su-20212042-1/, https://bugzilla.suse.com/1185899, https://bugzilla.suse.com/1186235, https://bugzilla.suse.com/1186285, https://www.suse.com/security/cve/CVE-2021-32399, https://www.suse.com/security/cve/CVE-2021-33034

    Affected packages

    Package

    Name: kgraft-patch-SLE12-SP3_Update_38

    Purl: pkg:rpm/suse/kgraft-patch-SLE12-SP3_Update_38&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -5-2.2

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    SUSE-SU-2021:2042-1 | CVE-DB